See this legally free ebook:

  • The True Religion: Being the Grounds of the Catholic faith, by Ernest C. Messenger (Catholic Truth Society). Apologetics, Dogma. Available at Internet Archive.

On the Feast of Saint Athanasius, Bishop of Alexandria, in the Latin church. For other legally free ebooks, you may access the List of Free eBooks (Arranged by Title) and the List of Free eBooks (Grouped by Subject). Blessed be God in His angels and in His saints!